72456412

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{9209}}^1$

素因数の和:9501

約数の個数: 24

約数和(自身を含む): 145444320

約数和(自身を除く): 72987908

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 9209, 18418, 36836, 64463, 128926, 257852, 2587729, 5175458, 10350916, 18114103, 36228206, 72456412]

約数ペア:

[(1, 72456412), (2, 36228206), (4, 18114103), (7, 10350916), (14, 5175458), (28, 2587729), (281, 257852), (562, 128926), (1124, 64463), (1967, 36836), (3934, 18418), (7868, 9209)]